American Oncology Network Welcomes Robert J. McDonald, MD, FACNM, as New Radiology Medical Director

FORT MYERS, Fla., Dec. 10, 2025 — The American Oncology Network (AONC), recognized as one of the fastest-growing community oncology networks in the United States, proudly announces the appointment of Dr. Robert J. McDonald, MD, FACNM, as its new Radiology Medical Director and in-house reading radiologist. This strategic move aims to bolster AON’s ongoing expansion of radiotheranostic services, ensuring advanced cancer care is accessible to patients in their local communities.

Role and Responsibilities of Dr. McDonald

In his new position, Dr. McDonald will serve as the primary reading radiologist for AON's affiliates: Florida Oncology & Hematology (FOH) located in Naples and Fort Myers, and Central Georgia Cancer Care (CGCC) in Macon. His responsibilities include providing expert interpretations for PET and CT imaging, along with performing advanced radiotheranostic therapies at the Naples and Fort Myers sites.

As AONC expands its radiotheranostic capabilities, Dr. McDonald is set to play a crucial role in:

• Training and developing physicians within the network.
• Supporting the growth of AON’s radiotheranostic programs.
• Bringing innovative radioligand treatment options to more AONC practice sites in 2026.

Commitment to Safety and Expertise

To comply with Nuclear Regulatory Commission (NRC) requirements, Dr. McDonald will conduct clinical preceptorships to ensure safe and effective expansion of radioligand therapy expertise throughout the AONC network. He will also lead clinical refinements of AON's radioligand therapy (RLT) protocols and assist in integrating newly FDA-approved therapies, further solidifying AONC's leadership in community oncology innovation.

Leadership Insights

“AONC is at the cutting edge of radiotheranostics in community oncology,” stated Todd Schonherz, AONC CEO. “Dr. McDonald’s involvement will significantly enhance our capability to deliver groundbreaking radioligand treatments to more patients across the nation. His expertise in clinical training and program development is essential as we expand our services.”

Guy Messer, AONC's Vice President of Radiation and Radiology Services, commented, “Dr. McDonald enhances the quality, continuity, and cost-effectiveness of our radiological services. His knowledge will facilitate timely imaging and treatment while advancing the expansion of radiotheranostics, an integral aspect of our commitment to next-generation cancer care.”

Dr. McDonald’s Background and Experience

With over 30 years of experience in diagnostic imaging and radioligand therapies, Dr. McDonald previously served as the Medical Director of Imaging Services at Florida Cancer Specialists & Research Institute. His extensive career includes leadership positions at prominent institutions such as MD Anderson Cancer Center in Orlando and various major medical centers in Oregon and California.

As a fellow of the American College of Nuclear Medicine, Dr. McDonald is also recognized for his contributions to clinical research, education, and national presentations, solidifying his standing as an authority in nuclear medicine. He earned his medical degree from the Medical College of Virginia and completed his residency at the University of California Irvine Medical Center.

About American Oncology Network (AONC)

Founded in 2018, American Oncology Network (AONC) is an alliance dedicated to the success of community oncology. The network comprises over 300 providers practicing in 20 states and is positioned to deliver innovative healthcare solutions through its physician-led model. AONC remains committed to improving patient outcomes, reducing healthcare costs, and ensuring equitable access to cancer care.

For more information, visit AONcology.com or follow them on LinkedIn, Facebook, X (formerly Twitter), and YouTube.